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Touted as the largest passenger ship in the world, Harmony of the Seas is the third addition to the elite Oasis class of Royal Caribbean. Marching ahead of her sister ships, Oasis of the Seas and Allure of the Seas, this man-made marvel is nothing short of a dreamland. If you think I am joking, then scroll down to get an inner look at this extravagant wonder.
5. If you want to witness the thrill and experience of sliding on world’s tallest water slide on the sea, then why not try The Ultimate Abyss (That's the name of the yellow slide!)